Home / 8,777,289.60-13,165,934.40-8,651,318.40

Finding the Fourth Proportional to 8,777,289.60, 13,165,934.40 and 8,651,318.40

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Solution

The fourth proportional to 8,777,289.60, 13,165,934.40 and 8,651,318.40 is: 12,976,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777,289.60 : 13,165,934.40 = 8,651,318.40 : x
  2. Step 2: Convert to fraction form
    8,777,289.60/13,165,934.40 = 8,651,318.40/x
  3. Step 3: Cross multiply
    8,777,289.60x = 13,165,934.40 × 8,651,318.40
  4. Step 4: Simplify right side
    8,777,289.60x = 113,902,690,527,912.97
  5. Step 5: Solve for x
    x = 113,902,690,527,912.97/8,777,289.60
  6. Step 6: Final answer
    x = 12,976,977.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.